they are angry at a film produced in the united states that insult the prophet mohammed. let's get more from doug luzader live on capitol hill. >> good morning. as you mentioned, the u.s. ambassador apparently killed there we are still waiting for confirmation from either the state department or the white house. they are only saying that one u.s. staffer was killed. but if this is, in fact, triewrks it represents a dramatic escalation in the situation there. chris stevens, 52 years old, a u.s. aim bass done to libya. he had been a key player in the region for some time. he worked to help the libyans overthrow qaddafi. he was in no way connected by this video produced by an american here in the united states. he was nevertheless caught up in in violence. we have seen that violence break up in libya and in egypt. there is concern that violence might spread. >> in this particular attack in libya do you know, i heard reports of gunfire, rocket attack. do we know exactly what happened? >> you know, as far as the specifics, we don't. that's why we are waiting for confirmation t